JPS6441078A - Apparatus and method for showing vector on display device having a plurality of display elements - Google Patents

Apparatus and method for showing vector on display device having a plurality of display elements

Info

Publication number
JPS6441078A
JPS6441078A JP63110641A JP11064188A JPS6441078A JP S6441078 A JPS6441078 A JP S6441078A JP 63110641 A JP63110641 A JP 63110641A JP 11064188 A JP11064188 A JP 11064188A JP S6441078 A JPS6441078 A JP S6441078A
Authority
JP
Japan
Prior art keywords
pixel
curve
curved face
increment
filter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP63110641A
Other languages
English (en)
Other versions
JP2777891B2 (ja
Inventor
Rin Rien Shiyuu
Jiei Shiyantsu Maikeru
Aaru Ebuanzu Jierarudo
Erujiin Serudaa
Ii Kiyarii Suuzan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sun Microsystems Inc
Original Assignee
Sun Microsystems Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sun Microsystems Inc filed Critical Sun Microsystems Inc
Publication of JPS6441078A publication Critical patent/JPS6441078A/ja
Application granted granted Critical
Publication of JP2777891B2 publication Critical patent/JP2777891B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/20—Function-generator circuits, e.g. circle generators line or curve smoothing circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
  • Controls And Circuits For Display Device (AREA)
JP63110641A 1987-05-08 1988-05-09 複数の表示素子を有する表示装置に曲線，曲面およびベクトルを形成する装置およびその方法 Expired - Lifetime JP2777891B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/047,693 US4855935A (en) 1987-05-08 1987-05-08 Method and apparatus for rendering vectors using bresenham parameters
US047693 1987-05-08

Publications (2)

Publication Number Publication Date
JPS6441078A true JPS6441078A (en) 1989-02-13
JP2777891B2 JP2777891B2 (ja) 1998-07-23

Family

ID=21950409

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63110641A Expired - Lifetime JP2777891B2 (ja) 1987-05-08 1988-05-09 複数の表示素子を有する表示装置に曲線，曲面およびベクトルを形成する装置およびその方法

Country Status (8)

Country Link
US (1) US4855935A (ja)
JP (1) JP2777891B2 (ja)
CA (1) CA1302597C (ja)
DE (1) DE3815361C2 (ja)
FR (1) FR2615020B1 (ja)
GB (1) GB2204469B (ja)
HK (1) HK90992A (ja)
SG (1) SG39492G (ja)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2752975B2 (ja) * 1987-09-25 1998-05-18 株式会社東芝 ３次曲線プロット方法
US4988984A (en) * 1988-10-31 1991-01-29 International Business Machines Corporation Image interpolator for an image display system
US5179647A (en) * 1989-01-09 1993-01-12 Sun Microsystem, Inc. Method and apparatus for implementing adaptive forward differencing using integer arithmetic
GB2228597A (en) * 1989-02-27 1990-08-29 Ibm Data processor with conditional instructions
JPH0776991B2 (ja) * 1989-10-24 1995-08-16 インターナショナル・ビジネス・マシーンズ・コーポレーション Ｎｕｒｂｓデータ変換方法及び装置
US5317682A (en) * 1989-10-24 1994-05-31 International Business Machines Corporation Parametric curve evaluation method and apparatus for a computer graphics display system
GB9003922D0 (en) * 1990-02-21 1990-04-18 Crosfield Electronics Ltd Image display apparatus and method
US5408598A (en) * 1991-05-23 1995-04-18 International Business Machines Corporation Method for fast generation of parametric curves employing a pre-calculated number of line segments in accordance with a determined error threshold
US5276790A (en) * 1991-07-12 1994-01-04 Destiny Technology Corporation Fast vertical scan-conversion and filling method and apparatus for outline font character generation in dot matrix devices
JPH0589251A (ja) * 1991-07-12 1993-04-09 Sony Corp 画像の描画装置
US5428728A (en) * 1991-09-30 1995-06-27 Destiny Technology Corporation Method and apparatus for outline font character generation in dot matrix devices
US5355449A (en) * 1991-09-30 1994-10-11 Destiny Technology Corporation Method and apparatus for outline font character generation in dot matrix devices
US5325477A (en) * 1991-12-02 1994-06-28 Xerox Corporation Method and apparatus for generating and displaying freeform strokes
US5592599A (en) * 1991-12-18 1997-01-07 Ampex Corporation Video special effects system with graphical operator interface
US5341467A (en) * 1991-12-30 1994-08-23 Xerox Corporation Method and apparatus for generating and displaying freeform strokes of varying or constant width using adaptive forward differencing
US5613053A (en) 1992-01-21 1997-03-18 Compaq Computer Corporation Video graphics controller with automatic starting for line draws
ATE137040T1 (de) * 1992-01-21 1996-05-15 Compaq Computer Corp Graphische videokontrolleinheit mit verbesserten rechenfaehigkeiten
US5333250A (en) * 1992-06-22 1994-07-26 International Business Machines Corporation Method and apparatus for drawing antialiased lines on a raster display
US5297244A (en) * 1992-09-22 1994-03-22 International Business Machines Corporation Method and system for double error antialiasing in a computer display system
US5488698A (en) * 1992-11-05 1996-01-30 Oliver; David C. Rasterization of line segments using difference vectors
US5739820A (en) * 1992-11-19 1998-04-14 Apple Computer Inc. Method and apparatus for specular reflection shading of computer graphic images
US5969699A (en) * 1996-10-08 1999-10-19 Kaiser Aerospace & Electronics Company Stroke-to-stroke
US6674435B1 (en) * 1998-09-16 2004-01-06 Texas Instruments Incorporated Fast, symmetric, integer bezier curve to polygon conversion
US7006094B2 (en) 2002-04-24 2006-02-28 Seiko Epson Corporation Method and apparatus for filling an image on a display screen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2479622B1 (fr) * 1980-03-28 1985-08-23 Sfena Procede de lissage des courbes generees par balayage de television
US4386349A (en) * 1981-04-28 1983-05-31 Sperry Corporation High resolution graphics smoothing
JPS59149541A (ja) * 1983-01-28 1984-08-27 Toshiba Corp 処理条件コード生成／設定方式
US4586037A (en) * 1983-03-07 1986-04-29 Tektronix, Inc. Raster display smooth line generation
DE3376594D1 (en) * 1983-12-22 1988-06-16 Ibm Area filling hardware for a colour graphics frame buffer
JPS60191293A (ja) * 1984-03-12 1985-09-28 ダイキン工業株式会社 Ｃｒｔデイスプレイ装置の高速直線補間回路
US4648049A (en) * 1984-05-07 1987-03-03 Advanced Micro Devices, Inc. Rapid graphics bit mapping circuit and method
US4677573A (en) * 1984-05-15 1987-06-30 International Business Machines Corporation Hardware generation of styled vectors in a graphics system
US4736330A (en) * 1984-09-04 1988-04-05 Capowski Joseph J Computer graphics display processor for generating dynamic refreshed vector images
US4660028A (en) * 1984-11-01 1987-04-21 Microtel Limited Stroke-vector character generator

Also Published As

Publication number Publication date
CA1302597C (en) 1992-06-02
FR2615020A1 (fr) 1988-11-10
GB2204469B (en) 1991-11-06
GB2204469A (en) 1988-11-09
FR2615020B1 (fr) 1994-04-01
SG39492G (en) 1992-06-12
HK90992A (en) 1992-11-27
DE3815361A1 (de) 1988-11-24
DE3815361C2 (de) 1997-07-17
GB8810146D0 (en) 1988-06-02
JP2777891B2 (ja) 1998-07-23
US4855935A (en) 1989-08-08

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